<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bootstrap 实例 - 向右对齐下拉菜单</title>
<link rel="stylesheet" href="bootstrap/3.3.7/css/bootstrap.min.css">
<script src="jquery/2.1.1/jquery.min.js"></script>
<script src="bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

	<div class="dropdown">
		<button type="button" class="btn dropdown-toggle" id="dropdownMenu1"
			data-toggle="dropdown">
			主题 <span class="caret"></span>
		</button>
		<ul class="dropdown-menu pull-right" role="menu"
			aria-labelledby="dropdownMenu1">
			<li role="presentation"><a role="menuitem" tabindex="-1"
				href="#">Java</a></li>
			<li role="presentation"><a role="menuitem" tabindex="-1"
				href="#">数据挖掘</a></li>
			<li role="presentation"><a role="menuitem" tabindex="-1"
				href="#">数据通信/网络</a></li>
			<li role="presentation" class="divider"></li>
			<li role="presentation"><a role="menuitem" tabindex="-1"
				href="#">分离的链接</a></li>
		</ul>
	</div>


</body>
</html>